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You could have a fault in the battery or even a short if so replace the battery

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Can 5v charger charge a 7.5v battery?

yes it just takes longer to charge, but check how much Amps (A) your charger gives out and how much Amps your battery can take if the battery has lower Amperage (A), don't do it, otherwise you're fine. <<>> No, the charging unit has to have a higher output that the battery voltage that it is charging. For example, on a 12 volt car battery the charging rate is 13.5 volts.


Can you charge a 500mA battery with a 1300mA charger?

Yes, you can charge a 500mA battery with a 1300mA charger. The battery will only draw the amount of current it needs for charging, so it will not be harmed by the higher current output of the charger. However, make sure the charger voltage matches the battery's voltage requirement.


Is a 2 amp battery charger the same as a 1 amp battery charger?

No, a 2 amp battery charger has a higher charging capacity than a 1 amp battery charger. This means the 2 amp charger can charge a battery faster than the 1 amp charger. It's important to use the appropriate charger to avoid damaging the battery.


Can you use an 18 volt charger to charge a 14.4 volt battery?

Yes, a standard battery charger produces 13.8 volts when it is charging a battery. If you are thinking of using a charger that you plug into the wall that is used for electronic equipment, don't. The battery usually wants more amperage that they can produce and the device usually will burn out.


Can you charge a 28 volt Gill aircraft battery with a 12 volt car charger?

No, you cannot charge a 28 volt aircraft battery with a 12 volt car charger. The charger voltage needs to match the battery voltage for safe and effective charging. Using a charger with a lower voltage can damage the battery and pose safety risks.

Related Questions

Why is my Nikon D3300 battery charger blinking?

The blinking on your Nikon D3300 battery charger indicates that it is charging the battery.


What keeps a battery charger from over charging a battery pack?

Most good battery chargers are automatic and will stop charging when the battery is fully charged. But if the charger is a manual charger it can overcharge the battery. With this type charger it is up to you to remove the charger when the battery is fully charged. Normally this is based on the amount of time the charger takes to charge the battery pack. Operators manual will list the time.


What is the Makita Battery Charger used for?

The Makita Battery Charger is used for Makita batteries. This battery charger is capable of charging many batteries depending on the voltages for the batteries.


What are the best charging options available for a Porter Cable 18V battery charger?

The best charging options for a Porter Cable 18V battery charger are to use the original charger that came with the battery or to purchase a compatible charger from the same brand to ensure optimal performance and safety.


Can 5v charger charge a 7.5v battery?

yes it just takes longer to charge, but check how much Amps (A) your charger gives out and how much Amps your battery can take if the battery has lower Amperage (A), don't do it, otherwise you're fine. <<>> No, the charging unit has to have a higher output that the battery voltage that it is charging. For example, on a 12 volt car battery the charging rate is 13.5 volts.


Can you leave a battery charger connected for an extended period of time?

Yes, it is generally safe to leave a battery charger connected for an extended period of time as long as it is a smart charger that automatically stops charging once the battery is fully charged. Overcharging can damage the battery, so using a smart charger is recommended for long-term charging.


Do you have to disconnect a battery before charging?

No, you do not have to disconnect the battery. Just do not start the engine with the charger connected unless the charger is built for starting purposes.


Can I charge a 18 volt dewalt battery with a 18 volt black and decker charger?

No, you should not charge an 18-volt DeWalt battery with an 18-volt Black & Decker charger, as they use different battery chemistry and charging protocols. Using the wrong charger can lead to improper charging, potential damage to the battery, or even safety hazards. It's best to use the charger specifically designed for your battery brand to ensure safe and effective charging.


Will attempting to start an engine while charging a battery ruin the charger?

No


Can you use a 12volt 6amp battery charger to charge a 12volt 75amp battery?

Yes, you can use a 12-volt 6-amp battery charger to charge a 12-volt 75-amp battery. However, charging will be slow, as the charger provides a limited current of 6 amps. It's important to monitor the charging process to avoid overcharging, especially if the charger doesn't have an automatic shut-off feature. For more efficient charging, consider using a charger with a higher amperage rating that matches the battery's capacity.


How do you charge card battery with diehard charger?

To charge a car battery with a DieHard charger, first ensure the charger is unplugged. Connect the red positive clamp to the battery's positive terminal and the black negative clamp to the negative terminal. Plug in the charger and select the appropriate charging mode, if applicable. Monitor the charging process and disconnect the clamps after the battery is fully charged.


What do you charge a lawn mower battery?

Not sure if the question is what to charge the battery with or how to charge the battery. So, I will address both: A regular battery charger can be used. IF you are going to purchase one, you really don't need a top-of-the-line, expensive charger. A simple 2 to 6 amp slow-trickle charger will do the job. To charge the battery, connect the red charger cable to the positive battery post and the black charger cable to the negative battery post, then turn on the charger until the battery is charged. If necessary, clean the battery posts and cables before charging. The battery charger will have more complete details for charging the battery.